Mercury has salt glaciers that could provide the conditions for life

Geological formations called hollows on Mercury taken by NASA’s orbital Messenger spacecraft NASA/JHU APL/CIW Mercury might…

How excited should we be by signs of life spotted on alien worlds?

“DON’T be excited,” says Sara Seager. She is talking about putative signs of life from observations…

What would life on Earth be like if our planet were cube-shaped?

It’s coming home. In the season one finale of Dead Planets Society, our hosts Leah Crane…

Strange nebula changes colour rhythmically like a mood lamp

An unidentified light source named VVV-WIT-12 (centre) seems to be making two sides of a nebula…

SpaceX Starship explodes after reaching space for the first time

SpaceX launched its Starship rocket, the most powerful to ever fly, for the second time on…

How to watch the Leonid meteor shower peaking this weekend

The Leonid meteor shower, seen in Joshua Tree National Park, California, in 2001 RGB Ventures/SuperStock/Alamy This…

SpaceX Starship launch delayed: What time is the new launch?

Starship is ready for launch near Boca Chica, Texas UPI/Alamy Stock Photo SpaceX will attempt to…

SpaceX Starship: What time is the launch and what could happen?

Starship is ready for launch in Boca Chica, Texas UPI/Alamy Stock Photo SpaceX will attempt to…

A guide to cosmic fireworks, from stellar flares to black-hole beacons

TO HUMAN eyes, the night sky is serene, save for the moon and a few wandering…

Black holes may be hurtling around at 10 per cent the speed of light

When two black holes merge, the resulting black hole can zoom off at speed brightstars/Getty Images…